2009-01-21 16:11:39 +01:00
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# -*- python -*-
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# -*- coding: utf-8 -*-
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#
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# DDPortfolio service ErrorController
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# Copyright (c) 2009 Jan Dittberner <jan@dittberner.info>
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#
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# This file is part of DDPortfolio service.
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#
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# DDPortfolio service is free software: you can redistribute it and/or
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# modify it under the terms of the GNU Affero General Public License
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# as published by the Free Software Foundation, either version 3 of
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# the License, or (at your option) any later version.
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#
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# DDPortfolio service is distributed in the hope that it will be
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# useful, but WITHOUT ANY WARRANTY; without even the implied warranty
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# of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public
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# License along with this program. If not, see
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# <http://www.gnu.org/licenses/>.
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#
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2009-01-20 22:39:05 +01:00
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import cgi
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import os.path
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from paste.urlparser import StaticURLParser
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from pylons.middleware import error_document_template, media_path
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from ddportfolioservice.lib.base import *
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class ErrorController(BaseController):
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"""Generates error documents as and when they are required.
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The ErrorDocuments middleware forwards to ErrorController when error
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related status codes are returned from the application.
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This behaviour can be altered by changing the parameters to the
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ErrorDocuments middleware in your config/middleware.py file.
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"""
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def document(self):
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"""Render the error document"""
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page = error_document_template % \
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dict(prefix=request.environ.get('SCRIPT_NAME', ''),
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code=cgi.escape(request.params.get('code', '')),
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message=cgi.escape(request.params.get('message', '')))
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return page
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def img(self, id):
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"""Serve Pylons' stock images"""
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return self._serve_file(os.path.join(media_path, 'img'), id)
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def style(self, id):
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"""Serve Pylons' stock stylesheets"""
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return self._serve_file(os.path.join(media_path, 'style'), id)
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def _serve_file(self, root, path):
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"""Call Paste's FileApp (a WSGI application) to serve the file
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at the specified path
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"""
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static = StaticURLParser(root)
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request.environ['PATH_INFO'] = '/%s' % path
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return static(request.environ, self.start_response)
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